Stationary cowl with wind channels



J. KAMPS STATIONARY COWL WITH WIND CHANNELS Nov. 13, 1928.

Filed Aug. 20, 1927 La cowl find exitdownwardly thru the air in- In testinicny whereof I 1n Patented Nov. 13, Y i928. l f 1 unirse stares vPATEISVI* OFFICE;

JOHANN Kei/res, F nisLAKnN-EPPINHOVEN,. GERMANY.

sTATronAnY Cown WITH Winn CHANNELS.

Application filed August 20, 1927, Serial No lllfl, an in Germany January/"2S, E927.

Cowls composed of single'profiled`V bricks suction eilte/ct on the smoke channel, so that and having air-injecting` channels exerting` a wind currentsiromany direction are util'zed suction-eticct upon the smoke channel, Ahave to exhaust vthe sinolre. The im iroved arhecome known. ln all these larrangeinents rangement ot the air injecting` channels has i5 the air-injecting channels are constructed s0 "further the advantage, that. access ofrain is that they taper towards the inter.' or ofthe practically prevented without any covering chimney in ascending at the same time from cf the 'smoke-channel. This spossihle owhelow upwards so that the wind enteringlv ing, to the fact that the air-channels extend trein the outer side is deflected in the direcover the entire inner 'width ot the sinole- 50 l0 tion of the air or smoke-current ascending channel. The rain does generally not come in the chfn'mey whereby the velocity et the down vertically but mostlyj owing to the wind is increased in accordance with the wind, at a certain agie. y c

tapering` of the channels'7 so that a suction- An embodiment ofthe invention s shown,

eiiect is exerted upon the aircr smoke-Cun by way cit example, in the accompanying 5 l5 rent. lt has further become 'known to absodrawme in which i J. L' I. 1 T1@ i' '1 l* lately prevent. any penetration oi aif-cuifig. i is a vei'ticarcentral section through rents into the chimney from above downthe cowl. y i wards, in ut lizing wind coming` tre-in .any Fin. 2 is a top plan view of l.

direction whatsoever for accelerating the Tae cowl ct, of any desired cross section7 60 v air-draught, the mouth of the chimney being` has toni' opposite channels Z; extending each covered by a special lid and the end of the over the saine width and at the orifice of the chimney being of special shape so thatit smoke-channel c over the entire inner width toi-nis trie wind channels together with the of the saine. The channels b are curvec'l cowl. more or less in S-shape, the inner oriice {Z} Frein these cowls of known type the cowl hong 01"' the saine width as the outer orih'ce accord np; to the invention diiilers, as it iS e7 the channel Z) which ccnnectsthese two not huilt from several building-elementshut ci'ilices tapering from both ends inwardly made in one piece with the chininey, the airtowards the middle. injecting` channels beingconstructed so that l clain zthey extend over the entire inner width of A stationary cowl formed integral rwith a the sn'iole-channeh are more or less S-shaped chimney, said cowl having inwardly and upin the drection from below upwards, and wardly extending w`nd-channels extending taper towards the middle, se that the entherethrough, the outer and inner critic-ect' trance-orifice and the end communicating each channel beingl oi the saine-Vwidth` each T1 with the smoke-channel are of similar cross .channel heini;` substantially S34-shaped and section, the outlet orihces of thrlx air injecting tapering" unifcrnilyf'lfroin both ends toward channels forming a continuaton oi the outthe iniddle'r d having uniform width co* let ot the smoke channel. Py this arrangeextensive with the widthA of the smoke nient wind currents entering' the top et the channel. .we e

y signature. @ceti-ne channels 'at the lee side and produce JOHANN IAMPS. 

